{"id":"CVE-2026-104413","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-104413","generatedAt":"2026-10-28T00:51:01.633Z","title":"Ghost from 5.94.0 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users, including Contributors, to host arbitrary HTML by abusing bookmark card image fetching.","description":"Ghost from 5.94.0 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users, including Contributors, to host arbitrary HTML by abusing bookmark card image fetching. Attackers can create bookmark cards that store non-image files from external websites as icons or thumbnails to compromise other staff users' admin sessions.","published":"2026-10-02T12:17:11.000Z","lastModified":"2026-10-02T17:59:09.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-79"],"affected":[],"epss":{"score":0.00255,"percentile":0.16991,"date":"2026-10-26","history":[{"date":"2026-10-03","score":0.00255,"percentile":0.1559}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-02T12:17:11.000Z","detail":{"score":"8.5","severity":"HIGH","publishedAt":"2026-10-02T12:17:10.980Z"},"summary":"New CVE, high severity (CVSS 8.5)."}],"references":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-347q-26qq-h2p6","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/ghost-5.94.0-before-6.64.0-stored-xss-via-bookmark-card-images","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-104413","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}